From: Brett Simmers <bsimmers@...>
Date: 2007-08-06T02:28:13+09:00
Subject: Re: How can I get HTML's varibles in embeded ruby?

Zhan feng Wang wrote:
> E.g.,I have following variables:
> myInput, DataFile,TagFile in the following segment HTML codes.
>
> <form name="myInput" action="deTap3-1.rhtml" method="POST">
>         <pre>
>     Select Asn1 File: <input name="DataFile" type="file" >
>     Select Asn1-bas File: <input name="TagFile" type="file">
>     <input type="hidden" name="action" value="submitted">
>     <input type="submit" name="Go" value="Go!">
>     <input type="reset" name="reset" value="Reset" OnClick="init()">
>         </pre>
> </form>
>
>
>
> If in PHP, I can easily get them by $p_DataFile, $p_TagFile etc, How can
> I get the variables in embeded ruby?
>
> Thanks
>   
You probably want to use the CGI class:
http://ruby-doc.org/core/classes/CGI.html

That page has plenty of tutorials on it, but the basics are:

require 'cgi'
cgi = CGI.new
data_file = cgi['DataFile']

That'll give you the value of the DataFile text field.

-Brett